If you sell any type of add-on or upgrade to a product or service, you need to know if your customers are happy with their purchase. This survey, put together by startup maven Rob Walling, will help you hone in on exactly what you're doing right or wrong with your add-on.

Rob Walling is the owner of the SEO keyword tool HitTail and founder of the email conversion engine Drip. He co-hosts one of the most popular startup podcasts called Startups for the Rest of Us, and blogs at Software By Rob.

Customer support is ultimately about making sure your customers are happy. Finding out if you and your staff are doing a good job now is a great way to ensure the future happiness of those customers. Created by the queen of customer support, Sarah Hatter of CoSupport, this template will help you quickly figure out how you're doing and where you could improve.

Sarah Hatter is the chief Awesome Lady at CoSupport, where she and a team of pros teach stellar customer support for web apps. She's also 50% of the minds behind UserConf.co, the only conference about keeping your customers happy.

Whether you freelance on the side or run a full-fledged consultancy, it's absolutely important that you know what your client wants before you start. This survey template, put together by Ruben Gamez (who knows more than most of us ever want to about putting together proposals), will help you get to the core of what a potential client wants before you get too far in and realized you weren't on the same page.

by Ruben Gamez

Ruben Gamez is the founder of Bidsketch, the fastest way to create professional looking client proposals. He’s also the author of a free guide that teaches freelancers how to get more clients with a perfect proposal.

When a user unsubscribes from your newsletter you often don't know why. Use this short survey to gather some quick feedback after they unsubscribe. This is a great survey to embed on your "Unsubscribe Successful" page or to link to after they unsubscribe.

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When starting a new business, it's important to validate your idea as quickly as possible. Even if you haven't been out in the proverbial wild for that long, your customers will likely already have invaluable feedback for you about the pain points you are (or aren't) solving for them.

Using our Market Research 101 template, you can survey users and find out how well you're doing with both solving the issues they're having as well as if you're marketing your product correctly.

Mike McDerment is the co-founder and CEO of FreshBooks, planet earth’s #1 cloud accounting specialist for small business owners. In 2003, Mike built FreshBooks for his design firm, scratched his own itch, then moved into his parent's basement for 3.5 years to get FreshBooks off the ground.